Samsung Electronics Mobile Executives Take Bonus Cuts

SEOUL—Hundreds of managers at Samsung Electronics Co.'s mobile unit have taken a voluntary 25% cut in their first-half bonuses due to the company's weakening profit performance, people familiar with the matter said Friday.

The world's largest smartphone maker has said it expects to post a sharp fall in operating profit when it reports its second-quarter results at the end of this month. The company has attributed the slowdown to slack...